Is CVE-2006-6165 actively exploited?

No active exploitation of CVE-2006-6165 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2006-6165 be exploited remotely?

No. CVE-2006-6165 requires local access to exploit.

What is the CVSS score of CVE-2006-6165?

CVE-2006-6165 has a CVSS score of 7.8 (HIGH).

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HIGH

CVE-2006-6165

NVD-CWE-OtherPublished: November 29, 2006· Updated: Jun 16, 2026

7.8

CVSS v3.1

Official Description

ld.so in FreeBSD, NetBSD, and possibly other BSD distributions does not remove certain harmful environment variables, which allows local users to gain privileges by passing certain environment variables to loading processes. NOTE: this issue has been disputed by a third party, stating that it is the responsibility of the application to properly sanitize the environment

NVD Source

Technical Analysis

CVE-2006-6165 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.